Percentage of the combined voting power of the entity's outstanding Common Shares by a related party.

No definition available.

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Namespace Prefix:	dsw_
Data Type:	num:percentItemType
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Period Type:	instant

- Definition

Represents the number of shares of common stock held by a related party as of the balance sheet date.

+ References

No definition available.

+ Details

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Namespace Prefix:	dsw_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of outstanding Common Shares owned of the entity by a related party.

+ References

No definition available.

+ Details

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Namespace Prefix:	dsw_
Data Type:	num:percentItemType
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- Definition

Schottenstein Affiliates [Abstract]

+ References

No definition available.

+ Details

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- Definition

Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(a))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of expense related to royalty payments under a contractual arrangement such as payment for mineral and drilling rights and use of technology or intellectual property.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.3)
-URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Namespace Prefix:
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Balance Type:
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- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
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Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_RoyaltyArrangementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_OwnershipAxis=dsw_DesignerBrandsInc.Member
Namespace Prefix:
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- Details

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Related Party Transactions (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	May 02, 2020	May 04, 2019	Feb. 01, 2020
Schottenstein Affiliates [Abstract]
Related party transaction outstanding common shares owned (in hundredths)	16.00%
Related party transaction combined voting power of outstanding common shares (in hundredths)	52.00%
Due to Related Parties, Current	$ 0.9	$ 0.8	$ 0.9
Class A common shares
Schottenstein Affiliates [Abstract]
Related party transaction, number of shares owned by related party (in shares)	3.7
Class B common shares
Schottenstein Affiliates [Abstract]
Related party transaction, number of shares owned by related party (in shares)	7.7
Schottenstein Affiliates
Schottenstein Affiliates [Abstract]
Related party transaction, purchases from related party	$ 1.3	1.9
Royalty Arrangement [Member]
Schottenstein Affiliates [Abstract]
Due to Related Parties, Current	0.1	0.8	$ 0.3
Royalty Expense	$ 4.4	$ 5.7
Designer Brands Inc. \| ABG-Camuto, LLC
Schottenstein Affiliates [Abstract]
Noncontrolling Interest in joint ventures	40.00%